CVE-2026-80564 in Linux
Сводка
по MITRE • 26.08.2026
In the Linux kernel, the following vulnerability has been resolved:
gve: fix NULL dereference due to missing ptp adjfine
Fix NULL dereference due to missing implementation of adjfine, which can be triggered from usermode as follows:
sudo ./testptp -d /dev/ptp0 -f 0 [ 551.943697] BUG: kernel NULL pointer dereference, address: 0000000000000000
[...]
[ 552.061946] Call Trace:
[ 552.064487] <TASK>
[ 552.066681] ptp_clock_adjtime+0x1c0/0x2c0
[ 552.070874] ? get_clock_desc+0x6b/0xb0
[ 552.074825] pc_clock_adjtime+0x78/0xc0
[ 552.078755] __do_sys_clock_adjtime+0x85/0x110
[ 552.083293] do_syscall_64+0xea/0x610
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